package com.lv.handler;

import cn.hutool.json.JSONUtil;
import com.lv.common.AjaxResult;
import org.springframework.security.access.AccessDeniedException;
import org.springframework.security.web.access.AccessDeniedHandler;
import org.springframework.stereotype.Component;

import javax.servlet.ServletException;
import javax.servlet.ServletOutputStream;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.nio.charset.StandardCharsets;

/**
 * Created with IntelliJ IDEA.
 * <p>
 *权限不足处理器
 * </p>
 *
 * @Author: 凉薄
 * @Date: 2022/01/08/16:06
 * @Description:
 */
@Component
public class MyAccessDeniedHandler implements AccessDeniedHandler {
    @Override
    public void handle(HttpServletRequest request, HttpServletResponse response, AccessDeniedException accessDeniedException) throws IOException, ServletException {
        response.setContentType("application/json;charset=UTF-8");
        response.setStatus(HttpServletResponse.SC_FORBIDDEN);
        ServletOutputStream outputStream=response.getOutputStream();
        AjaxResult error = AjaxResult.error(403,accessDeniedException.getMessage());
        outputStream.write(JSONUtil.toJsonStr(error).getBytes(StandardCharsets.UTF_8));
        outputStream.flush();
        outputStream.close();
    }
}
